Wait up to 30 seconds while the diagnostic port appears (your phone will be in charging mode).
If diagnostic port is not detected, power the phone ON and activate it by dialing ##2324#. Then select diag port in the ports tab.

Wait up to 30 seconds while the diagnostic port appears (your phone will be in charging mode).
If diagnostic port is not detected, power the phone ON and activate it by dialing ##2324#. Then select diag port in the ports tab.

Go to IMEI tab, enter your IMEI and press "IMEI Repair" button

Diagnostic mode activation: dial *#2618# or ###2324#

FRP Remove

Procedure:

Select "Qualcomm" platform from the tab menu in the upper left side of the software

Go to "Service" tab

Select your model in the right “Phone model” drop-down list

Turn the phone OFF

Connect your phone to PC with USB cable

Wait up to 30 seconds while the diagnostic port appears (your phone will be in charging mode).
If diagnostic port is not detected, power the phone ON and activate it by dialing ##2324#. Then select diag port in the ports tab.

Select "Qualcomm" platform from the tab menu in the upper left side of the software

"Phone model" dropdown box has to be set to "Autodetect"

Go to "Unlock" tab

Turn the phone ON

Connect the phone to PC with USB cable

Adjust USB Settings on the phone:
a. Go to Notifications (by touching the notifications bar at the top of the phone's screen and dragging it down)
b. touch the USB connection notification
c. uncheck all the options (if checked)

For Alcatel smartphones Sigma doesn't show unlock codes. It shows Lock Status and a number of available code entry attempts near each type of code.
Closed lock: active unlock code
Open lock: inactive unlock code

Direct unlock for Vodafone SMART 4G / 888N / SFR STARADDICT III

Select "Qualcomm" platform from the tab menu in upper left side of the software

Set "Phone model" drop-down to "Autodetect" value

Go to "Unlock" tab

Connect a phone to PC with USB cable

Install required USB Driver (only if the phone is connected for the first time)

Adjust USB Settings on the phone:

Go to "Notifications" (by touching the notifications bar at the top of the phone's screen and dragging it down)

Touch the USB connection notification

Disable MTP by unticking the option from phone menu

Select "Coolpad Android Diagnostics USB VCOM port"

Press "Direct unlock" button

Wait for the message "Restarting phone... Done" to appear in Sigma dialog window; only after that turn the phone off.

Privacy Policy and Subscription Agreement

Last updated on April 20th, 2018.

Emails and Electronic Communication

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Security of Information

We are committed to protecting customer personal information.
The security of your Personal Information is important to us, and we strive to implement and maintain reasonable, commercially acceptable security procedures and practices appropriate to the nature of the information we store, in order to protect it from unauthorized access, destruction, use, modification, or disclosure. However, please be aware that no method of transmission over the internet, or method of electronic storage is 100% secure and we are unable to guarantee the absolute security of the Personal Information we have collected from you.

Changes to this Privacy Policy

We will occasionally update this Privacy Policy. When we do, we will also revise the "last updated" date at the top of the Privacy Policy.